Java Arrays | Java Arrays For Beginners | Introduction To Java Arrays |Java Programming |Simplilearn

2. What’s in it for you? Java Strings 1 2 How to create a string 3 Operations on strings 4 Some methods in String 5 Java Strings programs

3. Java Strings Who is CEH?

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5. Java Strings Java strings are objects that contains group of characters. Like, arrays, strings are immutable as well String s = “HELLO” 0 1 2 3 4 String

6. Arrays in Java An array is a data structure that contains homogeneous elements type var-name[]; OR type[] var-name;

7. Arrays in Java An array is a data structure that contains homogeneous elements type var-name[]; OR type[] var-name; Java array syntax Elements 0 1 2 3 4 5 6 Index

8. Arrays in Java Some features of array are: In Java, arrays are dynamically allocated All elements are stored under one name Occupies contiguous memory location

9. Types of arrays Who is CEH?

10. Types of arrays int Array = new int[5]; One-dimensional array It is also known as linear array. The elements are stored in a single row

11. Types of arrays int[][] Array = new int[2][5]; int Array = new int[5]; One-dimensional array Two-dimensional array Two-dimensional array stores the data in rows and columns It is also known as linear array. The elements are stored in a single row

12. Types of arrays int[][][] int Array = new int[3][3][3]; int[][] Array = new int[2][5]; int Array = new int[5]; One-dimensional array Two-dimensional array Multi-dimensional array Combination of two or more arrays or nested arrays Two-dimensional array stores the data in rows and columns It is also known as linear array. The elements are stored in a single row

13. Sorting and searching

14. Sorting Elements Indices 0 1 2 3 4 5 6

15. Sorting Elements Indices 0 1 2 3 4 5 6 Sorting algorithm

16. Sorting Elements Indices 0 1 2 3 4 5 6 Sorting algorithm Ascending order

17. Searching 0 1 2 3 4 5 6

18. Searching Elements Indices 0 1 2 3 4 5 6 Find 11

19. Searching Elements Indices 0 1 2 3 4 5 6 Find 11 11 number found at index number 5

20. Sorting and searching programs

21. Searching